63752091653 has 4 divisors (see below), whose sum is σ = 63755138880. Its totient is φ = 63749044428.

The previous prime is 63752091643. The next prime is 63752091661. The reversal of 63752091653 is 35619025736.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63752091653 - 2¹⁴ = 63752075269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63752091598 and 63752091607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63752091643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1492013 + ... + 1534146.

It is an arithmetic number, because the mean of its divisors is an integer number (15938784720).

Almost surely, 2^63752091653 is an apocalyptic number.

It is an amenable number.

63752091653 is a deficient number, since it is larger than the sum of its proper divisors (3047227).

63752091653 is a wasteful number, since it uses less digits than its factorization.

63752091653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047226.

The product of its (nonzero) digits is 1020600, while the sum is 47.

The spelling of 63752091653 in words is "sixty-three billion, seven hundred fifty-two million, ninety-one thousand, six hundred fifty-three".